81035328

素因数分解:

$2^6\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:141

約数の個数: 224

約数和(自身を含む): 258519168

約数和(自身を除く): 177483840

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 17, 22, 24, 32, 33, 34, 37, 44, 48, 51, 61, 64, 66, 68, 74, 88, 96, 102, 111, 122, 132, 136, 148, 176, 183, 187, 192, 204, 222, 244, 264, 272, 296, 352, 366, 374, 407, 408, 444, 488, 528, 544, 561, 592, 629, 671, 704, 732, 748, 814, 816, 888, 976, 1037, 1056, 1088, 1122, 1184, 1221, 1258, 1342, 1464, 1496, 1628, 1632, 1776, 1887, 1952, 2013, 2074, 2112, 2244, 2257, 2368, 2442, 2516, 2684, 2928, 2992, 3111, 3256, 3264, 3552, 3774, 3904, 4026, 4148, 4488, 4514, 4884, 5032, 5368, 5856, 5984, 6222, 6512, 6771, 6919, 7104, 7548, 8052, 8296, 8976, 9028, 9768, 10064, 10736, 11407, 11712, 11968, 12444, 13024, 13542, 13838, 15096, 16104, 16592, 17952, 18056, 19536, 20128, 20757, 21472, 22814, 24827, 24888, 26048, 27084, 27676, 30192, 32208, 33184, 34221, 35904, 36112, 38369, 39072, 40256, 41514, 42944, 45628, 49654, 49776, 54168, 55352, 60384, 64416, 66368, 68442, 72224, 74481, 76738, 78144, 83028, 91256, 99308, 99552, 108336, 110704, 115107, 120768, 128832, 136884, 144448, 148962, 153476, 166056, 182512, 198616, 199104, 216672, 221408, 230214, 273768, 297924, 306952, 332112, 365024, 397232, 422059, 433344, 442816, 460428, 547536, 595848, 613904, 664224, 730048, 794464, 844118, 920856, 1095072, 1191696, 1227808, 1266177, 1328448, 1588928, 1688236, 1841712, 2190144, 2383392, 2455616, 2532354, 3376472, 3683424, 4766784, 5064708, 6752944, 7366848, 10129416, 13505888, 20258832, 27011776, 40517664, 81035328]

約数ペア:

[(1, 81035328), (2, 40517664), (3, 27011776), (4, 20258832), (6, 13505888), (8, 10129416), (11, 7366848), (12, 6752944), (16, 5064708), (17, 4766784), (22, 3683424), (24, 3376472), (32, 2532354), (33, 2455616), (34, 2383392), (37, 2190144), (44, 1841712), (48, 1688236), (51, 1588928), (61, 1328448), (64, 1266177), (66, 1227808), (68, 1191696), (74, 1095072), (88, 920856), (96, 844118), (102, 794464), (111, 730048), (122, 664224), (132, 613904), (136, 595848), (148, 547536), (176, 460428), (183, 442816), (187, 433344), (192, 422059), (204, 397232), (222, 365024), (244, 332112), (264, 306952), (272, 297924), (296, 273768), (352, 230214), (366, 221408), (374, 216672), (407, 199104), (408, 198616), (444, 182512), (488, 166056), (528, 153476), (544, 148962), (561, 144448), (592, 136884), (629, 128832), (671, 120768), (704, 115107), (732, 110704), (748, 108336), (814, 99552), (816, 99308), (888, 91256), (976, 83028), (1037, 78144), (1056, 76738), (1088, 74481), (1122, 72224), (1184, 68442), (1221, 66368), (1258, 64416), (1342, 60384), (1464, 55352), (1496, 54168), (1628, 49776), (1632, 49654), (1776, 45628), (1887, 42944), (1952, 41514), (2013, 40256), (2074, 39072), (2112, 38369), (2244, 36112), (2257, 35904), (2368, 34221), (2442, 33184), (2516, 32208), (2684, 30192), (2928, 27676), (2992, 27084), (3111, 26048), (3256, 24888), (3264, 24827), (3552, 22814), (3774, 21472), (3904, 20757), (4026, 20128), (4148, 19536), (4488, 18056), (4514, 17952), (4884, 16592), (5032, 16104), (5368, 15096), (5856, 13838), (5984, 13542), (6222, 13024), (6512, 12444), (6771, 11968), (6919, 11712), (7104, 11407), (7548, 10736), (8052, 10064), (8296, 9768), (8976, 9028)]